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Firefighters revealed the batteries had been removed from their smoke detector days before.

Ionisation smoke alarms have a bright yellow radiation symbol on the back.

While both types of alarms are legal by Australian standards, fire safety experts are now calling on the State Government to follow Queensland and the Northern Territory to ban ionisation alarms in WA.

The WA government is being urged to ban the alarms. Picture: 9NEWS (9news)

Firefighters said regardless of the type of alarm, it's important to regularly check they work.

"Having a home fire escape plan is critical, once a smoke alarm activates it's important to ensure you and your family know what to do," DFES Assistant Commissioner Rick Curtis said.